A woman is concerned that if she does poorly on a math exam, she will confirm the stereotype that women are not good at math. What is likely to happen and why?

AShe will do poorly on the exam because of stereotype threat.
BShe will do well on the exam because of stereotype threat.
CShe will do poorly on the exam because of the self-fulfilling prophecy.
DShe will do well on the exam because of the self-fulfilling prophecy.